*{
	margin: 0px;
	padding: 0px;
}
.main{
    position: relative;
    width: 100%;
    height: 100%;
    background-image: url(../img/004.jpg);
    background-size: cover;
    
}
.logo1{
    float: left;
    position: absolute;
    left: 150px;
    top: 10px;
    
}
/* .logo2{
    float: right;
    position: absolute;
    display: inline-block;
    vertical-align: middle;
    left: 1050px;
    top: 20px;
}
.logo3{
    float: right;
    position: absolute;
    display: inline-block;
    vertical-align: middle;
    left: 1170px;
    top: 20px;
}
.logo4{
    float: right;
    position: absolute;
    display: inline-block;
    vertical-align: middle;
    left: 1110px;
    top: 20px;
}
.one{
    float: right;
    position: absolute;
    display: inline-block;
    left: 1200px;
    top: 25px;
    color: black;
} */
.nav{
    width: 100%;
    height: 250px;
    background: rgba(0, 0, 0, 0.5);
    /* background-color: aquamarine; */
/* 		opacity: 0; */
}
.li{
    list-style: none;

}
.nav>ul{
    display: flex;
    justify-content: center;
    padding: 20px;
    font-size: 18px;
    line-height: 25px;
    color: gainsboro;
}
.nav>ul>li{
    margin: 0 40px;
    position: relative;
        list-style: none;
}
.nav ul li a{
    text-decoration: none;
    color: black;
}
.nav ul li a:hover{
    color: gold;
}/*鼠标移入*/
.nav ul li ul{
    display: none;
    position: absolute;
    top: 20px;
    /* background: #f2f2f2; */
    padding: 10px;
    width: 100px;
    
}
.nav ul li ul li{
        list-style: none;
        font-size: 14px;
}
.nav ul li li{
    margin: 10px 0;
}
.nav>ul>li:hover ul{
    display: block;
}
.top {
    text-decoration: none;
    color: #dedede;
    margin-left: 100px;
    margin-top: 50px;
}
.top a{
    text-decoration: none;
    color: #dedede;
}
.bigbox1{
    width: 1200px;
    height: 1200px;
    background-color: #f3f2f2;
    margin: auto;
    margin-top: 50px;
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-flex-wrap: wrap;
    align-content: flex-start;/*弹性盒子*/
}
.bigbox1 h2{
    margin-top: 20px;
    margin-left: -850px;
    position: absolute;
    color: #030303;
}
.flex-item{
    background-color: aqua;
    width: 200px;
    height: 300px;
    margin: 10px;
    margin-top: 70px;
}
.flex-item img{
    width: 200px;
    height: 300px;
    cursor: pointer;
    transition: all 0.6s;
}
.flex-item img:hover{
    transform: scale(1.1);
}/*鼠标移入变大*/
.name1{
    color: #000;
    margin-left: 70px;
    margin-top: 10px;
}
#down{
	height: 50px;
	background-color: #fef6e4;
	text-align: center;
    /* margin-top: 50px; */
}
